#include<iostream>
#include<cstdio>
#include<string.h>

using namespace std;
void guess(char ch);
char s[100],s2[100];
int win,lose,chance;
int word_num;

int main(){
    int rnd;
	while(true){
		scanf("%d",&rnd);
		if(rnd==-1) return 0;
		else scanf("%s%s",s,s2);
		printf("Round %d\n",rnd);
		win=lose=0;
		word_num=strlen(s);
		chance=7;
		for(int i=0;i<strlen(s2);i++){
			guess(s2[i]);
			if(win||lose) break;
		}
	if(win) printf("You win.\n");
	else if(lose) printf("You lose.\n");
	else printf("You chickened out.\n");
	}
	return 0;
}
void guess(char ch){
	int bad=1;
	for(int i=0;i<strlen(s);i++){
		if(s[i]==ch)	{word_num--;s[i]=' ';bad=0;}
	}
	if(bad) chance--;
	if(!chance) lose=1;
	if(!word_num) win=1;
}